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3M Aerospace Sealant AC-350 B-2, Pint Kit

Part # 051141-58073=CB
Mfr. Part # 70005202687
UPC # 51141580739
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3M™ Surface Pre-Treatment AC-130-2 as a high-performance, water-based solution gelation (sol-gel) system to improve adhesive bonding of metal and composite surfaces. Our high-performance, non-chromated pre-treatment is ideal for aluminum alloys, steel, titanium and composites.


  • Sealant resists aviation fuels and chemicals commonly used throughout the aviation industry
  • Various work lives and cure rates help meet a variety of process demands
  • Available in Class A, B and C to meet a range of requirements
  • Maintains bond strength on many metal, composite and coated substrates
  • Low shrinkage results in less rework


  • Reduces hazardous materials from the bonding surface preparation process — Good alternative to
  • Acid Paste. — Etches, Grit Blast Silane and Phosphoric Acid anodizing. (PACS)
  • Provides a variety of applications methods to suit your needs: brush, spray, dip or wipe
  • Available in kit sizes for specific applications; 50ml, 100ml, 500ml and 1 liter
  • Ambient-temperature curing makes field repairs possible
  • Process time savings over Grit Blast Silane, PACS and PANTA
  • Reduction in process flow time yields a minimum of a 35% reduction in labor—time


  • Application : Sealing
  • Application Life : 2 Hour
  • Brand : 3M™
  • Capabilities : Aircraft Maintenance & Production Efficiency, Aircraft Sustainability, Aircraft Weight Reduction, Aviation Safety Enhancement
  • Color : Brown
  • Cure Type : Fast Cure
  • Product Form : Kit
  • Product Volume : 12 Ounce
  • Storage Environment : Room Temperature



At Standard Conditions

At Standard Conditions

At Standard Conditions


Specification Product Tack Free Cure Tack Free Cure Tack Free Cure Standard Density Medium Density Low Density
Fuel & Fuselage                    
3M Aerospace Sealant AC-240     4 Hours 4 Hours 9 Hours 10 Hours X    
3M Aerospace Sealant AC-350 1-2 Hours** 1-2 Hours** 2-3 Hours 2-3 Hours 7-8 Hours 7-8 Hours   X  
3M Aerospace Sealant AC-360     2-3 Hours 2-3 Hours 8 Hours 8 Hours   X  


Item currently out of stock
Cage Code
Country of origin
United States 
Schedule B
Dimensions (L x W x H)
4 x 4 x 7 IN
Total Shelf Life (days)
Hazmat Code
Package Weight
1.382 LB
FAA Approval Code
8130-3 Eligible
WARNING: This product can expose you to chemicals including LEAD, SILICA, CRYSTALLINE (AIRBORNE PARTICLES OF RESPIRABLE SIZE) and TITANIUM DIOXIDE (AIRBORNE, UNBOUND PARTICLES OF RESPIRABLE SIZE) which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to
Item Replacement History
  • 051141-57966
  • 051141-57908
  • AC236B2PT

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